/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.seata.server;

import org.apache.seata.core.rpc.Disposable;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.DisposableBean;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.boot.CommandLineRunner;
import org.springframework.boot.web.context.WebServerInitializedEvent;
import org.springframework.context.ApplicationEvent;
import org.springframework.context.ApplicationListener;
import org.springframework.core.Ordered;
import org.springframework.stereotype.Component;

import javax.annotation.Resource;
import java.util.List;
import java.util.concurrent.CopyOnWriteArrayList;

/**
 */
@Component
public class ServerRunner implements CommandLineRunner, DisposableBean, ApplicationListener<ApplicationEvent>, Ordered {

	private static final Logger LOGGER = LoggerFactory.getLogger(ServerRunner.class);

	private static final List<Disposable> DISPOSABLE_LIST = new CopyOnWriteArrayList<>();

	@Resource
	Server seataServer;

	private boolean started = Boolean.FALSE;

	private int port;

	@Value("${logging.file.path}")
	private String logPath;

	public static void addDisposable(Disposable disposable) {
		DISPOSABLE_LIST.add(disposable);
	}

	@Override
	public void run(String... args) {
		try {
			long start = System.currentTimeMillis();
			seataServer.start(args);
			started = true;

			long cost = System.currentTimeMillis() - start;
			LOGGER.info("\r\n you can visit seata console UI 【https】 on https://127.0.0.1:{}. \r\n log path: {}.",
					this.port, this.logPath);
			LOGGER.info("\r\n you can visit seata console UI 【http】 on http://127.0.0.1:{}. \r\n log path: {}.",
					this.port, this.logPath);
			LOGGER.info("seata server started in {} millSeconds", cost);
		}
		catch (Throwable e) {
			started = Boolean.FALSE;
			LOGGER.error("seata server start error: {} ", e.getMessage(), e);
			System.exit(-1);
		}
	}

	public boolean started() {
		return started;
	}

	@Override
	public void destroy() throws Exception {

		if (LOGGER.isDebugEnabled()) {
			LOGGER.debug("destoryAll starting");
		}

		for (Disposable disposable : DISPOSABLE_LIST) {
			disposable.destroy();
		}

		if (LOGGER.isDebugEnabled()) {
			LOGGER.debug("destoryAll finish");
		}
	}

	@Override
	public void onApplicationEvent(ApplicationEvent event) {
		if (event instanceof WebServerInitializedEvent) {
			this.port = ((WebServerInitializedEvent) event).getWebServer().getPort();
		}
	}

	@Override
	public int getOrder() {
		return Ordered.LOWEST_PRECEDENCE;
	}

}
